Bip39 Npm. Is passphrase the same as PIN? No, a passphrase is not similar to a PIN. A passphrase, inside the context of Bitcoin wallets, is an extra layer of protection for your wallet that actually works together with your seed phrase to encrypt and shield your wallet. A PIN, https://tetrabookmarks.com/story19201449/bip39-wallet-https-linktr-ee-bip39-an-unbiased-view-of-bip-39